用乘法分配律表示ab+a,可以写成[ ]
A.(a+b)a
B.(1+b)a
C.(a+b)b
答案:B
题目分析:
连词成句。
1. is, There, a, closet, my, room, in (.)
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2. trash bin, Where, the, is (?)
3. you, make, bed, the ,Can (?)
4. this, your, bedroom, Is (?)
5. it, like, What's (?)
中度脱水的临床表现哪项是不正确的
A.失水量为体重的5%~10%
B.皮肤弹性较差
C.眼窝、前囟明显凹陷
D.四肢厥冷
E.尿量明显减少